Doctor profile · Federal record

Dr. Corey Harrison, MD

Emergency Medicine Physician · Worcester, MA

  • NPI 1164511648
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave North, Department of Emergency Medicine
Worcester, MA 016550000
(508) 421-1400
fax (508) 421-1490
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 5, 2009
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Massachusetts #212695
Medicaid
MA #0166910

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164511648. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
29
Distinct HCPCS
1
Medicare allowed
$3,392
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 29 29 $117

In context: peer comparison

Among 82 peers in Worcester Emergency Medicine Physician, average services per provider: 70. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
18
Patients
17
Total drug cost
$74
Drug Type Claims Patients Total cost
Ibuprofen Generic 18 17 $74

Frequently asked questions

Auto-generated from federal data
What is Dr. Corey Harrison's medical specialty?
Dr. Corey Harrison practices Emergency Medicine Physician in Worcester, MA.
Where does Dr. Corey Harrison practice?
Dr. Corey Harrison practices at 55 Lake Ave North, Worcester, MA 016550000. Office phone: 5084211400.
What is Dr. Corey Harrison's NPI?
Dr. Corey Harrison's National Provider Identifier (NPI) is 1164511648, issued by NPPES.
What procedures does Dr. Corey Harrison commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.